Several phrases would later be coined to describe these revolutionary approaches—phrases like “just-in-time manufacturing” or “total quality control”—but the essence was this: The responsibility for finding and fixing problems should be assigned to every employee, from the most senior manager to the lowliest person on the production line. If anyone at any level spotted a problem in the manufacturing process, Deming believed, they should be encouraged (and expected) to stop the assembly line. Japanese companies that implemented Deming’s ideas made it easy for workers to do so: They installed a
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